Isopleths

http://www.stonelions.com/Jacksonville.htm

An Isopleths map is a map that features lines that connect to each other that represent some type of geographical occurance. For example, isobars on a weather map. According to Stone Lions Environmental Co, This map below is "depicting the extent of the five-year average total toxic chemical 100 microgram per cubic meter isopleth line in Jacksonville." I believe the red line indicates the areas of toxic chemical emissions throughout the time period.

Santa Barbara Topographic Map

http://www.countyofsb.org/pwd/water/TopoSantaBarbara.htm

A topographical map is a detailed map showing differences in elevations, or "relief," by using contour lines. This is a topographic map of a section of Santa Barbara. This topographic map features the Santa Barbara Harbor. It also features both man made and natural terrain. The numbers seen throughout the map show the level of elevation. This map is considered a topopgraphical because it features both natural and man-made structures as well as differences in elevation using numbers.